{"id":3710764,"url":"https://alion.io/job/bridge-next-senior-software-engineer-java-kotlin-go","title":"Senior Software Engineer (Java Kotlin / Go)","company":{"id":2442558,"name":"Bridge Next","domain":"bridgenext.com","url":"https://alion.io/company/bridgenext","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Argentina"],"countries":["AR"],"hiring_countries":["AR"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"AWS","optional":false},{"name":"C#","optional":false},{"name":"Go","optional":false},{"name":"Kotlin","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Agile","optional":true},{"name":"Amazon EC2","optional":true},{"name":"Amazon ECS","optional":true},{"name":"CI/CD","optional":true},{"name":"CloudFormation","optional":true},{"name":"GraphQL","optional":true},{"name":"IAM","optional":true},{"name":"JavaScript","optional":true}],"status":"closed","first_seen_at":"2026-11-03T23:05:51Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-06T05:14:51Z","board_verified":false,"closed_at":"2026-11-06T05:14:51Z","days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"Company Overview\nAt Bridgenext, we engineer Growth Operating Systems. Most enterprises have spent millions on their revenue stack and still aren't seeing the growth they expected.They have tools that function, but no system that wins. We help growth-hungry companies close that gap by turning fragmented platforms, siloed teams, and disconnected data into one integrated Growth OS. More than a technology company or marketing agency, we're a global digital consultancy with experts in engineering, data, AI, creative and more.\nOur teams are made up of experts who believe in engineering impact, starting with putting people at the center of everything we do. Every team member directly shapes our work, culture, and values. Nothing matters more to us than a kind, respectful, fulfilling environment that supports everyone. Our flexible, inclusive culture gives you the autonomy, resources, and opportunities to thrive.\nPosition Description\nWe are looking for a Senior Software Engineer to build and maintain backend services and APIs that connect to supply systems, including primary API operations and legacy API integrations. The role is backend-focused, with Java/Kotlin as the primary language and Go for modern API services and microservices. The work includes modernizing legacy C#/.NET applications, so experience with migrations is a strong plus. The position requires 7+ years of software engineering experience, independent work, and strong ownership of production quality and monitoring. Frontend work (React) is occasional and optional.\nYou will own complex full-stack initiatives while mentoring engineers and helping shape technical direction. Senior Engineers are expected to engineer solutions, challenge assumptions, and drive technical excellence.\nThe project focuses on building, maintaining, and scaling backend services and APIs that connect directly to supply systems, supporting both primary API operations and legacy API integrations. Engineers on this project will focus on core backend API services and may also collaborate on cross-functional initiatives.\nResponsibilities include but are not limited to:\nDesign and implement scalable backend solutions\nParticipate in architectural design and technical decision-making\nDevelop APIs and complex integrations\nOwn production quality, monitoring, and operational improvements\nCollaborate effectively across globally distributed teams\nWorkplace: This is remote role, open to candidates based in Argentina only.\nTech Stack:\nJava and Kotlin: Primary language for backend applications\nGo: Core language for modern API services and microservices\nREST APIs for designing, building, and consuming RESTful services\nAWS (EC2, ECS, CloudFormation, IAM, monitoring)\nCI/CD, automated testing and Agile delivery\nLegacy C#/.NET applications undergoing modernization\nHTML, CSS and JavaScript for UI customization\nRelational databases\nMicroservices architecture\nMust Have Skills:\n7+ years experience in software engineering which includes:Strong Java/Kotlin\nExperience working with Go\nExperience working with Microservices architecture\nAWS and infrastructure experience\nREST APIs: Deep experience designing, building, and consuming RESTful services\nRelational Databases\nAutomated testing\n\nPreferred Skills:\nFront-End Development (React): Ability to assist with front-end components\nAPI Migration & Legacy Integration: Experience handling transitions and maintaining partner contracts during API upgrades\nExperience with GraphQL\nExperience working with globally distributed engineering organizations\nExperience supporting large-scale production systems\nProfessional Skills:\nExcellent English written and verbal communication skills\nAbility to work independently\nExcellent collaboration skills\nStrong analytical and problem-solving skills\nHigh standards of professionalism, consistently producing high quality results\nSelf-sufficient, independent requiring very little supervision or intervention\nPassion for learning new technologies and staying current with industry trends \nBridgenext is an Equal Opportunity Employer","description_format":"text","description_chars":4075,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":true}]},"benefits":[],"hiring_locations":[{"name":"Argentina","iso":"AR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","IT Consulting & Digital Transformation","Digital Goods","Data Engineering & Migration 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